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PC Hardware in a Nutshell, 3rd Edition by Barbara Fritchman Thompson, Robert Bruce Thompson

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Chapter 1. Fundamentals

This chapter covers a mixed bag of important fundamental information about PCs, including how PCs are defined, an overview of PC components and technologies, a brief explanation of system resources, guidelines for building, buying, and upgrading PCs, smart buying practices, and suggestions as to what to do with old PCs.

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